diff --git a/src/widget/multiselectlist/multiselectlist.insert.js b/src/widget/multiselectlist/multiselectlist.insert.js
index 6cc5959d9..9d8aff81d 100644
--- a/src/widget/multiselectlist/multiselectlist.insert.js
+++ b/src/widget/multiselectlist/multiselectlist.insert.js
@@ -210,16 +210,14 @@ BI.MultiSelectInsertList = BI.inherit(BI.Single, {
     _joinKeywords: function (keywords, callback) {
         var self = this, o = this.options;
         this._assertValue(this.storeValue);
-        if (!this._allData) {
-            o.itemsCreator({
-                type: BI.MultiSelectInsertList.REQ_GET_ALL_DATA
-            }, function (ob) {
-                self._allData = BI.map(ob.items, "value");
-                digest(self._allData);
-            });
-        } else {
-            digest(this._allData);
-        }
+        // 和复选下拉框同步，allData做缓存是会爆炸的
+        o.itemsCreator({
+            type: BI.MultiSelectInsertList.REQ_GET_ALL_DATA,
+            keywords: keywords
+        }, function (ob) {
+            var values = BI.map(ob.items, "value");
+            digest(values);
+        });
 
         function digest (items) {
             var selectedMap = self._makeMap(items);
@@ -320,8 +318,6 @@ BI.MultiSelectInsertList = BI.inherit(BI.Single, {
     },
 
     populate: function () {
-        this._count = null;
-        this._allData = null;
         this.adapter.populate.apply(this.adapter, arguments);
         this.trigger.populate.apply(this.trigger, arguments);
     }
diff --git a/src/widget/multiselectlist/multiselectlist.insert.nobar.js b/src/widget/multiselectlist/multiselectlist.insert.nobar.js
index a273d942d..5254fbf93 100644
--- a/src/widget/multiselectlist/multiselectlist.insert.nobar.js
+++ b/src/widget/multiselectlist/multiselectlist.insert.nobar.js
@@ -218,16 +218,14 @@ BI.MultiSelectInsertNoBarList = BI.inherit(BI.Single, {
     _joinKeywords: function (keywords, callback) {
         var self = this, o = this.options;
         this._assertValue(this.storeValue);
-        if (!this._allData) {
-            o.itemsCreator({
-                type: BI.MultiSelectInsertNoBarList.REQ_GET_ALL_DATA
-            }, function (ob) {
-                self._allData = BI.map(ob.items, "value");
-                digest(self._allData);
-            });
-        } else {
-            digest(this._allData);
-        }
+        // 和复选下拉框同步，allData做缓存是会爆炸的
+        o.itemsCreator({
+            type: BI.MultiSelectInsertNoBarList.REQ_GET_ALL_DATA,
+            keywords: keywords
+        }, function (ob) {
+            var values = BI.map(ob.items, "value");
+            digest(values);
+        });
 
         function digest (items) {
             var selectedMap = self._makeMap(items);
@@ -330,8 +328,6 @@ BI.MultiSelectInsertNoBarList = BI.inherit(BI.Single, {
     },
 
     populate: function () {
-        this._count = null;
-        this._allData = null;
         this.adapter.populate.apply(this.adapter, arguments);
         this.trigger.populate.apply(this.trigger, arguments);
     }
diff --git a/src/widget/multiselectlist/multiselectlist.js b/src/widget/multiselectlist/multiselectlist.js
index 3b52b9e56..f6b368a2e 100644
--- a/src/widget/multiselectlist/multiselectlist.js
+++ b/src/widget/multiselectlist/multiselectlist.js
@@ -192,16 +192,14 @@ BI.MultiSelectList = BI.inherit(BI.Widget, {
     _joinKeywords: function (keywords, callback) {
         var self = this, o = this.options;
         this._assertValue(this.storeValue);
-        if (!this._allData) {
-            o.itemsCreator({
-                type: BI.MultiSelectList.REQ_GET_ALL_DATA
-            }, function (ob) {
-                self._allData = BI.map(ob.items, "value");
-                digest(self._allData);
-            });
-        } else {
-            digest(this._allData);
-        }
+        // 和复选下拉框同步，allData做缓存是会爆炸的
+        o.itemsCreator({
+            type: BI.MultiSelectList.REQ_GET_ALL_DATA,
+            keywords: keywords
+        }, function (ob) {
+            var values = BI.map(ob.items, "value");
+            digest(values);
+        });
 
         function digest (items) {
             var selectedMap = self._makeMap(items);
@@ -332,8 +330,6 @@ BI.MultiSelectList = BI.inherit(BI.Widget, {
     },
 
     populate: function () {
-        this._count = null;
-        this._allData = null;
         this.adapter.populate.apply(this.adapter, arguments);
         this.trigger.populate.apply(this.trigger, arguments);
     }